Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/events/event_rewriter_controller.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/events/event_rewriter_controller.h"
 
 #include "ash/shell.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/events/event_source.h"
@@ skipping 16 matching lines @@
          window_iter != windows.end();
          ++window_iter) {
       (*window_iter)->GetHost()->GetEventSource()->RemoveEventRewriter(
           *rewriter_iter);
     }
   }
   rewriters_.clear();
 }
 
 void EventRewriterController::AddEventRewriter(
-    scoped_ptr<ui::EventRewriter> rewriter) {
+    std::unique_ptr<ui::EventRewriter> rewriter) {
   DCHECK(!initialized_);
   rewriters_.push_back(rewriter.release());
 }
 
 void EventRewriterController::Init() {
   DCHECK(!initialized_);
   initialized_ = true;
   // Add the rewriters to each existing root window EventSource.
   aura::Window::Windows windows = ash::Shell::GetAllRootWindows();
   for (aura::Window::Windows::iterator it = windows.begin();
@@ skipping 10 matching lines @@
 
 void EventRewriterController::AddToEventSource(ui::EventSource* source) {
   DCHECK(source);
   for (EventRewriters::iterator it = rewriters_.begin(); it != rewriters_.end();
        ++it) {
     source->AddEventRewriter(*it);
   }
 }
 
 }  // namespace chromeos